diff --git a/.rubocop.yml b/.rubocop.yml
index 6ee570d..bd96ec2 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -8,4 +8,4 @@ Style/Documentation:
   Enabled: false
 
 Metrics/LineLength:
-  Max: 120
+  Max: 150
diff --git a/README.md b/README.md
index b1a3f2b..80adf39 100644
--- a/README.md
+++ b/README.md
@@ -1,34 +1,21 @@
 ## Brakeman github action
 
-Brakeman is a static analysis tool which checks Ruby on Rails applications for security vulnerabilities.
-[See more](https://github.com/presidentbeef/brakeman)
+Check your coverage percentage.
 
 ### Usage
 
-```yml
-- name: Brakeman
-  uses: devmasx/brakeman-linter-action@v1.0.0
-  env:
-    GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
-```
-
-### Custom report
+#### [Simplecov](https://github.com/colszowka/simplecov)
 
 ```yml
-- name: Install gems
-  run: |
-    gem install brakeman -v 4.5.0
-- name: brakeman report
-  run: |
-    brakeman -f json > tmp/brakeman.json || exit 0
-- name: Brakeman
-  uses: devmasx/brakeman-linter-action@v1.0.0
-  env:
-    GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
-    REPORT_PATH: tmp/brakeman.json
+- uses: devmasx/coverage-check-action@coverage-check
+  with:
+    result_path: coverage/.last_run.json
+    token: ${{secrets.GITHUB_TOKEN}}
+    type: simplecov
+    min_coverage: 90
 ```
 
 ## Screenshots
 
-![example GitHub Action UI](./screenshots/action.png)
-![example Pull request](./screenshots/pull_request.png)
+![Success](./screenshots/success.png)
+![Fail](./screenshots/fail.png)
diff --git a/action.yml b/action.yml
index b1d1d75..eeca20f 100644
--- a/action.yml
+++ b/action.yml
@@ -1,9 +1,24 @@
 name: "Brakeman linter"
 description: "A GitHub Action that lints your Ruby code with Brakeman!"
 author: Miguel Savignano
-runs:
-  using: "docker"
-  image: "Dockerfile"
 branding:
   icon: "check-square"
   color: "red"
+inputs:
+  type:
+    description: "simplecov | jest"
+    required: true
+    default: "simplecov"
+  token:
+    description: "Github token for create checks"
+    required: true
+    default: "World"
+  min_coverage:
+    description: "Minimum coverage"
+    default: "80"
+  result_path:
+    description: "Json with coverage result"
+    required: true
+runs:
+  using: "docker"
+  image: "Dockerfile"
diff --git a/lib/coverage_report.rb b/lib/coverage_report.rb
new file mode 100644
index 0000000..7646611
--- /dev/null
+++ b/lib/coverage_report.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+class CoverageReport
+  def self.generate(type, report_path, data)
+    if type == 'simplecov'
+      simplecov(report_path, data)
+    elsif type == 'jest'
+      jest(report_path, data)
+    else
+      raise 'InvalidCoverageReportType'
+    end
+  end
+
+  def self.simplecov(report_path, data)
+    report = read_json(report_path)
+    minumum_percent = data[:min]
+    covered_percent = report.dig('result', 'covered_percent')
+    { 'lines' => { 'covered_percent' => covered_percent, 'minumum_percent' => minumum_percent } }
+  end
+
+  def self.jest(report_path, data)
+    report = read_json(report_path)
+    minumum_percent = data[:min]
+    covered_percent = report.dig('result', 'covered_percent')
+    { 'lines' => { 'covered_percent' => covered_percent, 'minumum_percent' => minumum_percent } }
+  end
+
+  private
+
+  def read_json(path)
+    JSON.parse(File.read(path))
+  end
+end
diff --git a/lib/github_check_run_service.rb b/lib/github_check_run_service.rb
index 919e477..509e81f 100644
--- a/lib/github_check_run_service.rb
+++ b/lib/github_check_run_service.rb
@@ -1,13 +1,13 @@
 # frozen_string_literal: true
 
 class GithubCheckRunService
-  CHECK_NAME = 'Brakeman'
+  CHECK_NAME = 'Coverage'
 
   def initialize(report, github_data, report_adapter)
     @report = report
     @github_data = github_data
     @report_adapter = report_adapter
-    @client = GithubClient.new(@github_data[:token], user_agent: 'brakeman-action')
+    @client = GithubClient.new(@github_data[:token], user_agent: 'coverage-action')
   end
 
   def run
diff --git a/lib/index.rb b/lib/index.rb
index 4638fc3..e888441 100644
--- a/lib/index.rb
+++ b/lib/index.rb
@@ -6,6 +6,7 @@ require 'time'
 require_relative './report_adapter'
 require_relative './github_check_run_service'
 require_relative './github_client'
+require_relative './coverage_report'
 
 def read_json(path)
   JSON.parse(File.read(path))
@@ -14,16 +15,15 @@ end
 @event_json = read_json(ENV['GITHUB_EVENT_PATH']) if ENV['GITHUB_EVENT_PATH']
 @github_data = {
   sha: ENV['GITHUB_SHA'],
-  token: ENV['GITHUB_TOKEN'],
+  token: ENV['INPUT_TOKEN'],
   owner: ENV['GITHUB_REPOSITORY_OWNER'] || @event_json.dig('repository', 'owner', 'login'),
   repo: ENV['GITHUB_REPOSITORY_NAME'] || @event_json.dig('repository', 'name')
 }
 
-@report =
-  if ENV['REPORT_PATH']
-    read_json(ENV['REPORT_PATH'])
-  else
-    Dir.chdir(ENV['GITHUB_WORKSPACE']) { JSON.parse(`brakeman -f json`) }
-  end
+@coverage_type = ENV['INPUT_TYPE']
+@report_path = ENV['INPUT_RESULT_PATH']
+@data = { min: ENV['INPUT_MIN_COVERAGE'] }
+
+@report = CoverageReport.generate(@coverage_type, @report_path, @data)
 
 GithubCheckRunService.new(@report, @github_data, ReportAdapter).run
diff --git a/lib/report_adapter.rb b/lib/report_adapter.rb
index 3e57b09..ded4ac0 100644
--- a/lib/report_adapter.rb
+++ b/lib/report_adapter.rb
@@ -7,40 +7,29 @@ class ReportAdapter
     ANNOTATION_LEVEL = { notice: 'notice', warning: 'warning', failure: 'failure' }.freeze
 
     def conslusion(report)
-      return CONCLUSION_TYPES[:failure] if security_warnings(report).positive?
-
-      CONCLUSION_TYPES[:success]
+      lines_covered_percent(report) >= lines_minimum_percent(report).to_f ? CONCLUSION_TYPES[:success] : CONCLUSION_TYPES[:failure]
     end
 
     def summary(report)
-      "**Brakeman Report**:\n#{security_warnings(report)} security warnings\n#{check_table(report)}"
+      "**Coverage**:\n\n#{table_head}\n| Lines | #{lines_covered_percent(report)}%     | #{lines_minimum_percent(report)}%     |\n"
     end
 
-    def annotations(report)
-      report['warnings'].map do |error|
-        {
-          'path' => error['file'],
-          'start_line' => error['line'],
-          'end_line' => error['line'],
-          'annotation_level' => ANNOTATION_LEVEL[:warning],
-          'title' => "#{error['confidence']} - #{error['check_name']}",
-          'message' => error['message']
-        }
-      end
+    def annotations(_report)
+      []
     end
 
     private
 
-    def check_table(report)
-      uniq_checks(report).reduce('') { |memo, check| memo + "- [#{check[:check_name]}](#{check[:link]})\n" }
+    def table_head
+      "| Type  | covered | minimum |\n| ----- | ------- | ------- |"
     end
 
-    def uniq_checks(report)
-      report['warnings'].map { |w| { check_name: w['check_name'], link: w['link'] } }.uniq { |w| w[:check_name] }
+    def lines_covered_percent(report)
+      @lines_covered_percent ||= report.dig('lines', 'covered_percent')
     end
 
-    def security_warnings(report)
-      report['scan_info']['security_warnings']
+    def lines_minimum_percent(report)
+      @lines_minimum_percent ||= report.dig('lines', 'minumum_percent')
     end
   end
 end
diff --git a/screenshots/action.png b/screenshots/action.png
deleted file mode 100644
index 6fc094c..0000000
Binary files a/screenshots/action.png and /dev/null differ
diff --git a/screenshots/fail.png b/screenshots/fail.png
new file mode 100644
index 0000000..07f4369
Binary files /dev/null and b/screenshots/fail.png differ
diff --git a/screenshots/pull_request.png b/screenshots/pull_request.png
deleted file mode 100644
index fbb0634..0000000
Binary files a/screenshots/pull_request.png and /dev/null differ
diff --git a/screenshots/success.png b/screenshots/success.png
new file mode 100644
index 0000000..94383db
Binary files /dev/null and b/screenshots/success.png differ
diff --git a/spec/fixtures/output/annotations.json b/spec/fixtures/output/annotations.json
deleted file mode 100644
index 4d53208..0000000
--- a/spec/fixtures/output/annotations.json
+++ /dev/null
@@ -1,34 +0,0 @@
-[
-  {
-    "path": "app/controllers/posts_controller.rb",
-    "start_line": 29,
-    "end_line": 29,
-    "annotation_level": "warning",
-    "title": "High - Evaluation",
-    "message": "User input in eval"
-  },
-  {
-    "path": "app/controllers/posts_controller.rb",
-    "start_line": 18,
-    "end_line": 18,
-    "annotation_level": "warning",
-    "title": "High - MassAssignment",
-    "message": "Parameters should be whitelisted for mass assignment"
-  },
-  {
-    "path": "app/controllers/posts_controller.rb",
-    "start_line": 19,
-    "end_line": 19,
-    "annotation_level": "warning",
-    "title": "High - MassAssignment",
-    "message": "Parameters should be whitelisted for mass assignment"
-  },
-  {
-    "path": "app/controllers/posts_controller.rb",
-    "start_line": 13,
-    "end_line": 13,
-    "annotation_level": "warning",
-    "title": "Medium - SQL",
-    "message": "Possible SQL injection"
-  }
-]
diff --git a/spec/fixtures/output/summary.md b/spec/fixtures/output/summary.md
index 1f35bb5..7707b12 100644
--- a/spec/fixtures/output/summary.md
+++ b/spec/fixtures/output/summary.md
@@ -1,5 +1,5 @@
-**Brakeman Report**:
-4 security warnings
-- [Evaluation](https://brakemanscanner.org/docs/warning_types/dangerous_eval/)
-- [MassAssignment](https://brakemanscanner.org/docs/warning_types/mass_assignment/)
-- [SQL](https://brakemanscanner.org/docs/warning_types/sql_injection/)
+**Coverage**:
+
+| Type  | covered | minimum |
+| ----- | ------- | ------- |
+| Lines | 80%     | 80%     |
diff --git a/spec/github_check_run_service_spec.rb b/spec/github_check_run_service_spec.rb
index fbd86b1..b76cb51 100644
--- a/spec/github_check_run_service_spec.rb
+++ b/spec/github_check_run_service_spec.rb
@@ -3,9 +3,11 @@
 require './spec/spec_helper'
 
 describe GithubCheckRunService do
-  let(:brakeman_report) { JSON(File.read('./spec/fixtures/report.json')) }
+  let(:report) do
+    { 'lines' => { 'covered_percent' => 80, 'minumum_percent' => 80 } }
+  end
   let(:github_data) { { sha: 'sha', token: 'token', owner: 'owner', repo: 'repository_name' } }
-  let(:service) { GithubCheckRunService.new(brakeman_report, github_data, ReportAdapter) }
+  let(:service) { GithubCheckRunService.new(report, github_data, ReportAdapter) }
 
   it '#run' do
     stub_request(:any, 'https://api.github.com/repos/owner/repository_name/check-runs/id')
diff --git a/spec/report_adapter_spec.rb b/spec/report_adapter_spec.rb
index 132dec7..137c0e8 100644
--- a/spec/report_adapter_spec.rb
+++ b/spec/report_adapter_spec.rb
@@ -3,12 +3,8 @@
 require './spec/spec_helper'
 
 describe ReportAdapter do
-  let(:brakeman_report) do
-    JSON(File.read('./spec/fixtures/report.json'))
-  end
-
-  let(:spec_annotations) do
-    JSON(File.read('./spec/fixtures/output/annotations.json'))
+  let(:report) do
+    { 'lines' => { 'covered_percent' => 80, 'minumum_percent' => 80 } }
   end
 
   let(:spec_summary) do
@@ -18,17 +14,17 @@ describe ReportAdapter do
   let(:adapter) { ReportAdapter }
 
   it '.conslusion' do
-    result = adapter.conslusion(brakeman_report)
-    expect(result).to eq('failure')
+    result = adapter.conslusion(report)
+    expect(result).to eq('success')
   end
 
   it '.summary' do
-    result = adapter.summary(brakeman_report)
+    result = adapter.summary(report)
     expect(result).to eq(spec_summary)
   end
 
   it '.annotations' do
-    result = adapter.annotations(brakeman_report)
-    expect(result).to eq(spec_annotations)
+    result = adapter.annotations(report)
+    expect(result).to eq([])
   end
 end